portage-ng --merge
>>> Emerging : portage://media-libs/glm-1.0.3:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://media-libs/glm-1.0.3
│ └─ file ─┤ 4.38 Mb glm-1.0.3.tar.gz
└─step 2─┤ install portage://media-libs/glm-1.0.3
│ └─ conf ─┤ USE = "-test"
│ │ CPU_FLAGS_X86 = "avx avx2 sse2* sse3* sse4_1 sse4_2* ssse3*"
└─step 3─┤ run portage://media-libs/glm-1.0.3
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
4.38 Mb to be downloaded.